| Oak Ridge to Argentona | 4,482.96 mi (7,214.63 km) |
| Oak Ridge to Arico el Nuevo | 3,927.07 mi (6,320.01 km) |
| Oak Ridge to Armilla | 4,329.84 mi (6,968.21 km) |
| Oak Ridge to Arnedo | 4,254.32 mi (6,846.67 km) |
| Oak Ridge to Arona | 3,919.88 mi (6,308.43 km) |
| Oak Ridge to Arrecife | 4,063.11 mi (6,538.95 km) |
| Oak Ridge to Arrigorriaga | 4,190.18 mi (6,743.45 km) |
| Oak Ridge to Arroyomolinos | 4,224.48 mi (6,798.65 km) |
| Oak Ridge to Arteijo | 3,924.99 mi (6,316.66 km) |
| Oak Ridge to Arucas | 3,982.38 mi (6,409.02 km) |
| Oak Ridge to Aspe | 4,432.70 mi (7,133.74 km) |
| Oak Ridge to Astorga | 4,061.67 mi (6,536.62 km) |
| Oak Ridge to Atarfe | 4,324.02 mi (6,958.83 km) |
| Oak Ridge to Avila | 4,176.08 mi (6,720.76 km) |
| Oak Ridge to Aviles | 4,040.74 mi (6,502.94 km) |
